Question

in a cylinder, Radius is halved and h is doubled, find it's volume​

Answer 1

Answer:Let the radius and height of the cylinder be 14 cm and 20 cm respectively. Therefore, the original volume will be as follows. Therefore, in a cylinder, if the radius is halved and the height is doubled, then the volume will be halved.

Hope this will help you

Answer 2

22/7 × r^2/2× 2h

write 22/7 as pi

1/2(22/7×r^2×h)